05592800 DATA: Discharge Tables, 2002

Station list Available data
KASKASKIA RIVER BASIN


LOCATION.-- Lat 38°55'21", long 89°14'12" (NAD of 1927), in NW1/4SE1/4 sec.31, T.6 N., R.1 W., Fayette County, Hydrologic Unit 07140202, on left bank at downstream side of bridge on State Highway 140, 300 ft downstream from railroad bridge, 1 mi east of Mulberry Grove, and at mile 14.1.

DRAINAGE AREA.-- 152 mi².

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
	DISCHARGE: October 1970 to current year.
	STAGE: Water years 1994-2002.
SURFACE-WATER QUALITY
	CHEMICAL: Water years 1978-91.

REVISED RECORDS.-- WDR IL-91-1: 1983(P).

GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter, and crest-stage gage. Datum of gage is 467.00 ft above NGVD of 1929. Prior to Oct. 1, 1975, at same site at datum 0.30 ft lower.

EXTREMES FOR PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 17,900 ft³/s, Dec. 25, 1982, gage height, 19.99 ft; maximum gage height, 21.32 ft, May 13, 2002; no flow for many days in 1987-88, 1991.

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.

DISCHARGE, in CFS, WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAILY MEAN VALUES
DAY	OCT	NOV	DEC	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP

1	2.0	9.0	170	e22	2370	e47	114	687	60	15	3.5	1.3
2	2.2	9.0	62	e20	410	187	95	1240	57	14	3.4	1.2
3	2.2	9.3	38	e18	142	583	78	205	53	13	3.7	1.2
4	2.1	8.6	30	e17	106	125	67	124	50	13	3.3	1.1
5	3.0	7.9	26	e17	80	92	62	97	50	12	3.1	0.81

6	3.8	7.5	24	e18	71	100	58	2010	51	11	2.7	0.69
7	6.6	7.2	23	e19	66	96	56	8260	49	9.5	2.3	0.68
8	4.7	7.1	20	e21	59	79	332	4730	46	9.0	2.2	0.89
9	3.6	6.9	18	e22	55	1510	476	2500	44	8.3	2.1	1.1
10	6.8	6.8	16	24	52	1700	169	1050	174	11	2.1	1.2

11	20	6.9	14	23	51	226	99	252	1150	14	2.3	0.94
12	116	6.8	19	21	48	155	132	1240	1600	9.0	2.7	0.83
13	113	6.9	134	20	43	122	173	9890	447	12	3.8	0.69
14	171	6.9	266	23	39	100	107	1910	276	9.9	3.6	0.80
15	67	6.9	310	19	38	117	77	271	84	7.7	3.7	2.5

16	99	6.9	409	18	37	463	62	197	92	7.0	3.7	3.0
17	95	6.9	2310	17	35	181	55	268	73	6.7	3.0	3.3
18	31	6.9	1640	15	33	115	50	569	52	25	3.6	651
19	16	7.3	196	19	60	110	51	176	44	20	12	104
20	11	7.4	121	19	335	218	667	127	38	7.3	21	57

21	8.7	7.1	93	19	180	160	467	110	34	6.5	7.4	50
22	7.5	6.8	80	18	90	87	314	99	31	5.6	3.6	23
23	7.0	6.8	77	20	66	74	113	92	28	5.6	2.9	11
24	43	14	68	26	57	70	415	87	28	7.9	e20	7.1
25	286	35	50	26	52	1330	1840	85	e30	5.8	e8.0	5.5

26	76	21	e42	21	e47	970	460	79	e25	5.0	e4.0	4.9
27	29	13	e38	19	e42	419	831	75	23	6.4	e2.8	4.8
28	16	12	e34	18	e40	656	2700	73	20	5.7	e2.2	4.6
29	12	43	e30	19	---	504	790	83	18	4.4	1.7	4.2
30	11	313	e27	39	---	317	206	69	17	4.0	1.5	3.8

31	9.9	---	e24	1170	---	165	---	64	---	3.8	1.4	---

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1971 - 2002, BY WATER YEAR (WY)
MEAN	30.21	110.9	196.1	147.6	235.3	267.8	228.6	210.7	122.8	65.00	29.97	39.66
MAX	276	666	1443	617	775	1024	825	1184	429	305	162	444
(WY)	1987	1986	1983	1974	1985	1978	1994	2002	1973	1982	2000	1993
MIN	0.42	1.93	3.44	1.94	16.4	20.4	20.9	10.9	2.63	2.46	0.43	0.056
(WY)	1989	1972	1990	1977	1978	1981	1986	1988	1988	1988	1988	1988

SUMMARY STATISTICS	FOR 2001 CALENDAR YEAR		FOR 2002 WATER YEAR		WATER YEARS 1971 - 2002
ANNUAL TOTAL	36962.7		79851.43
ANNUAL MEAN	101.3		218.8		139.8
HIGHEST ANNUAL MEAN					254	1984
LOWEST ANNUAL MEAN					28.9	1992
HIGHEST DAILY MEAN	2570	Feb 10	9890	May 13	13800	Dec 25 1982
LOWEST DAILY MEAN	1.7	Sep 7, 8, 17	0.68	Sep 7	0.00	A
ANNUAL SEVEN-DAY MINIMUM	2.1	Sep 26	0.90	Sep 5	0.00	Aug 12 1988
MAXIMUM PEAK FLOW			14900	May 13	17900 B	Dec 25 1982
MAXIMUM PEAK STAGE			21.32	May 13	21.32 C	May 13 2002
INSTANTANEOUS LOW FLOW			0.57	Sep 7
ANNUAL RUNOFF (CFSM)	0.67		1.44		0.92
ANNUAL RUNOFF (INCHES)	9.05		19.54		12.50
10 PERCENT EXCEEDS	153		417		200
50 PERCENT EXCEEDS	27		30		23
90 PERCENT EXCEEDS	3.0		3.2		2.4